Horizon Season 29 Episode 20
Episode Title: A Close Encounter of the Second Kind
Genre:
Documentary
Countries:
UK,
Airing Date: July 10, 1992
Runtime:50 mins
IMDb Rating:
Stream the full Horizon Season 29 Episode 20 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
Horizon: This Horizon special program explores what happened when the "Giotto" explorer spacecraft passed within 100 kilometers of Halley's Comet.